20414023652357 has 2 divisors, whose sum is σ = 20414023652358. Its totient is φ = 20414023652356.

The previous prime is 20414023652293. The next prime is 20414023652369. The reversal of 20414023652357 is 75325632041402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13468063252996 + 6945960399361 = 3669886^2 + 2635519^2 .

It is a cyclic number.

It is not a de Polignac number, because 20414023652357 - 2⁶ = 20414023652293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20414023652377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10207011826178 + 10207011826179.

It is an arithmetic number, because the mean of its divisors is an integer number (10207011826179).

Almost surely, 2^{20414023652357} is an apocalyptic number.

It is an amenable number.

20414023652357 is a deficient number, since it is larger than the sum of its proper divisors (1).

20414023652357 is an equidigital number, since it uses as much as digits as its factorization.

20414023652357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 44.

Adding to 20414023652357 its reverse (75325632041402), we get a palindrome (95739655693759).

The spelling of 20414023652357 in words is "twenty trillion, four hundred fourteen billion, twenty-three million, six hundred fifty-two thousand, three hundred fifty-seven".